Strange doings seem to erupt whenever Mrs. Zork, the substitute art teacher shows up, in this most far-out adventure yet about the fun-filled Bailey School kids.

Eddie's Great-aunt Mathilda is sick and he has to help take care of her. But, when Eddie and his friends visit Mathilda's house, strange things start to happen. Howie sees someone staring at him from the attic window and, when his back is turned, his garlic potato chips are used to spell the word ATTIC on the ground. During later visits, the kids hear noises from the attic, but Great-aunt Mathilda swears there's nothing up there. Could the ghost of...

Melody is certain that her new basketball coach, Mr. O'Grady, is a leprechaun. Bailey School Elementary new gym teacher is short, and Irish, and carries a bag filled with special stones. Soon, Melody and the other children are keeping an eye on him. When they get lucky and catch a leprechaun?

The kids in the third grade at Bailey Elementary are so hard to handle that all of their teachers have quit. But their new teacher, Mrs. Jeepers, is different to say the least. She's just moved from the Transylvanian Alps and she seems to have some strange powers that help her deal with these mischief-makers. Her methods may be a little unconventional, but, then again, Mrs. Jeepers may be just what the Bailey School kids need.

When the art teacher disappears after a strange display of flashing lights, it looks like Bailey Elementary is in a bind. But, out of nowhere a mysterious and pale woman with silver-white hair and an unusual white outfit shows up to take her place. Soon after her arrival, the objects of Bailey City start to lose their color, but the new teacher seems to be getting more colorful every day. Can the Bailey School kids stop Bailey City from being washed...

Ever since Eugene became their new neighbor, the third graders at Bailey Elementary School get everything they wish for. This all seems great... until their lives start to turn upside down.

The new gymnastics teacher likes cats, brooms, and funny rhymes, that sounds awfully close to spells. Could Miss Brewbaker really be a witch?

There are some pretty weird grown-ups living in Bailey City-and a lot of strange happenings. The Bailey School Kids take it upon themselves to investigate.

There's a hot new pizza joint in Bailey City and Mrs. Jeepers brings the kids there for a special treat. The castle-shaped building and medieval-style costumes on the waiters are fun, but when a rumble from the kitchen shakes the restaurant's foundations, the kids get suspicious. George, the owner, says his cook is temperamental and the earth-shaking fits he has are nothing unusual, but the kids are pretty sure the owner is St. George the dragon slayer...

The Bailey School kids find their imaginations running wild when yet another strange-looking individual joins the education staff, this time in the personage of bus driver Mr. Stone, who resembles the city library's sixth gargoyle.